Hello everybody,

I am writing a program that merges 3 8GB Firebird databases and then does a lot 
of transformations to the resulting 20 GB database. (BI ETL process). The 
proces is to be run every night and it is assumed that no other user can 
connect to the resulting database during the process. Can I make my program run 
in a "gbak" mode, so that there would be no record version and transaction 
locking overhead? An exclusive mode that would ignore any transaction isolating 
and record versioning? At the moment the process is very very slow and runs for 
hours. I need a simple stupid "DBF" like mode that would just overwrite records 
and go ahead. There are several bilion record updates and I need to run several 
"gfix -sweep" instructions to during the process to even make it happen.
The program is written in Delphi with InterBase Express Components - 
TIBDatabase, TIBTransaction, TIBQuery. The transaction params at the moment 
are: 
read_committed
rec_version
nowait
Database params:
user_name=SYSDBA
isc_dpb_password=****
default character set win1250
sql_role_name=1
lc_ctype=WIN1250

Thank you very much for any advice!

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